mx.b-efficient.com - dns.ninja

mx.b-efficient.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:25f8🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:d873🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.37.248Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.216.115🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.37.248, 172.67.216.115
IPv6 hints2606:4700:3031::6815:25f8, 2606:4700:3037::ac43:d873
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=153, name=cloudflare-ech.com

b-efficient.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:25f8🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:d873🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.37.248Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.216.115🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSsharon.ns.cloudflare.com ⭐
NSvenkat.ns.cloudflare.com
MXmx2.zoho.com ⭐
MXmx3.zoho.com(20)
MXmx.zoho.com(50)
TXTv=spf1 mx ip4:66.96.128.0/18 include:zoho.com include:sender.zohobooks.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.37.248, 172.67.216.115
IPv6 hints2606:4700:3031::6815:25f8, 2606:4700:3037::ac43:d873
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=153, name=cloudflare-ech.com
SOAsharon.ns.cloudflare.comdns@cloudflare.com serial=2408659093

Previously MX for

b-efficient.com

Same first word

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mx.io
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mx.gs
mx.global.prod.fastly.net
mx.email
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xm.com

DNS History

8 records (4 active, 4 former)

20162017201820192020202120222023202420252026A104.21.37.248172.67.216.1152606:4700:3031::6815:25f82606:4700:3037::ac43:d87366.96.140.18266.96.140.18366.96.140.6466.96.140.65
●A104.21.37.2482026-07-07 → 2026-07-07 · 3 obs
○ 2016-04-21 15:07:34
● 2026-07-07 18:57:24
● 2026-07-07 18:57:26
●A172.67.216.1152026-07-07 → 2026-07-07 · 3 obs
○ 2016-04-21 15:07:34
● 2026-07-07 18:57:24
● 2026-07-07 18:57:26
●A2606:4700:3031::6815:25f82026-07-07 → 2026-07-07 · 3 obs
○ 2016-04-21 15:07:34
● 2026-07-07 18:57:24
● 2026-07-07 18:57:26
●A2606:4700:3037::ac43:d8732026-07-07 → 2026-07-07 · 3 obs
○ 2016-04-21 15:07:34
● 2026-07-07 18:57:24
● 2026-07-07 18:57:26
○A66.96.140.1822016-04-21 → 2016-04-21 · 4 obs
○ 2016-01-28 06:09:36
● 2016-04-21 15:07:34
○ 2026-07-07 18:57:24
○ 2026-07-07 18:57:26
○A66.96.140.1832016-04-21 → 2016-04-21 · 4 obs
○ 2016-01-28 06:09:36
● 2016-04-21 15:07:34
○ 2026-07-07 18:57:24
○ 2026-07-07 18:57:26
○A66.96.140.642015-05-31 → 2016-01-28 · 4 obs
● 2015-05-31 04:29:40
● 2016-01-28 06:09:36
○ 2016-04-21 15:07:34
○ 2026-07-07 18:57:26
○A66.96.140.652015-05-31 → 2016-01-28 · 4 obs
● 2015-05-31 04:29:40
● 2016-01-28 06:09:36
○ 2016-04-21 15:07:34
○ 2026-07-07 18:57:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net...-
b-efficient.comsharon.ns.cloudflare.com, venkat.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.221

NS records: sharon.ns.cloudflare.com, venkat.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for b-efficient.com (unsigned zone)

⏱️ Timing

Total: 185ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.37.248, 172.67.216.115
AAAA22606:4700:3031::6815:25f8, 2606:4700:3037::ac43:d873
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (sharon.ns.cloudflare.com, sharon.ns.cloudflare.com, sharon.ns.cloudflare.com...)

Analysis

IP Addresses

mx.b-efficient.com points to the four IP addresses 104.21.37.248, 172.67.216.115, 2606:4700:3031::6815:25f8 and 2606:4700:3037::ac43:d873.

yorkernew.ru, ourpromiseca.org, com-confirmsit.live and two other host names share IP numbers with mx.b-efficient.com.